Footwear upper



FIG. 1 is a perspective view of a preferred embodiment of the footwear upper;

FIG. 2 is a top plan view thereof;

FIG. 3 is a left side elevational view thereof;

FIG. 4 is a right side elevational view thereof;

FIG. 5 is a front elevational view thereof; and,

FIG. 6 is a rear elevational view thereof.

The broken line shown at the bottom of FIG. 5 is provided only to show that the inside surface of the upper forms no part of the claimed design. 

The ornamental design for a footwear upper, as shown and described. 